CVE-2020-25704
MEDIUMCVSS 5.5/10EPSS 0.35%
Last modified
CVE-2020-25704 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.
Description
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | <= 5.9 | — |
| Linux | Linux Kernel | 5.10 | Rc1 |
| Debian | Debian Linux | 9.0 | — |
| Starwindsoftware | Command Center | All versions | — |
| Starwindsoftware | Starwind Hyperconverged Appliance | All versions | — |
| Starwindsoftware | Starwind San \& Nas | v8r12 | — |
| Starwindsoftware | Starwind Virtual San | v8 | Build14398 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1895961Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.htmlMailing List, Third Party Advisory
- https://www.starwindsoftware.com/security/sw-20220802-0003/Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1895961Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.htmlMailing List, Third Party Advisory
- https://www.starwindsoftware.com/security/sw-20220802-0003/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-25704?
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
How severe is CVE-2020-25704?
CVE-2020-25704 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2020-25704?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-25704?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST